Home / 12,252.73-18,381.49-3,932.11

Finding the Fourth Proportional to 12,252.73, 18,381.49 and 3,932.11

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Solution

The fourth proportional to 12,252.73, 18,381.49 and 3,932.11 is: 5,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.73 : 18,381.49 = 3,932.11 : x
  2. Step 2: Convert to fraction form
    12,252.73/18,381.49 = 3,932.11/x
  3. Step 3: Cross multiply
    12,252.73x = 18,381.49 × 3,932.11
  4. Step 4: Simplify right side
    12,252.73x = 72,277,972.51
  5. Step 5: Solve for x
    x = 72,277,972.51/12,252.73
  6. Step 6: Final answer
    x = 5,898.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.